About us We are estate agents, property professionals, property, sale room and livestock auctioneers and agricultural and commercial specialists covering Somerset and Wiltshire. For over 100 years Cooper & Tanner have been well recognised in the West Country as the landed property professionals and auctioneers. We operate eight offices in Somerset & Wiltshire, providing professional estate agency and surveying services to the residential, agricultural and commercial property sectors. We sell property by private treaty and by auction, we also run successful sale rooms, outside sales, provide housing surveys and professional advice on all agricultural matters including livestock auctions.